<template>

  <div>
    <div class="editor"></div>
  </div>

</template>

<script>
import Quill from 'quill'
import 'quill/dist/quill.snow.css'
import 'quill/dist/quill.core.css'
import 'quill/dist/quill.bubble.css'
import QuillBetterTable from 'quill-better-table'
import "quill-better-table/dist/quill-better-table.css"
const titleConfig = {
  'ql-bold': '加粗',
  'ql-color': '颜色',
  'ql-font': '字体',
  'ql-code': '插入代码',
  'ql-italic': '斜体',
  'ql-link': '添加链接',
  'ql-background': '颜色',
  'ql-size': '字体大小',
  'ql-strike': '删除线',
  'ql-script': '上标/下标',
  'ql-underline': '下划线',
  'ql-blockquote': '引用',
  'ql-header': '标题',
  'ql-indent': '缩进',
  'ql-list': '列表',
  'ql-align': '文本对齐',
  'ql-direction': '文本方向',
  'ql-code-block': '代码块',
  'ql-formula': '公式',
  'ql-image': '图片',
  'ql-video': '视频',
  'ql-clean': '清除字体样式',
  'ql-upload': '文件',
  // 'ql-table': '插入表格',
  // 'ql-table-insert-row': '插入行',
  // 'ql-table-insert-column': '插入列',
  // 'ql-table-delete-row': '删除行',
  // 'ql-table-delete-column': '删除列'
}
export default {
  name: 'Editor',
  props: {
    value: {

    }
  },
  data() {
    return {
      quill: null,
      options: {
        theme: 'snow',
        modules: {
          toolbar: {
            container: [
              ["bold", "italic", "underline", "strike"], // 加粗 斜体 下划线 删除线
              ["blockquote", "code-block"], // 引用  代码块
              //   [{ header: 1 }, { header: 2 }], // 1、2 级标题
              [{ list: "ordered" }, { list: "bullet" }], // 有序、无序列表
              [{ script: "sub" }, { script: "super" }], // 上标/下标
              [{ indent: "-1" }, { indent: "+1" }], // 缩进
              // [{'direction': 'rtl'}],                         // 文本方向
              [{ size: ["small", false, "large", "huge"] }], // 字体大小
              [{ header: [1, 2, 3, 4, 5, 6, false] }], // 标题
              [{ color: [] }, { background: [] }], // 字体颜色、字体背景颜色
              [{ font: [] }], // 字体种类
              [{ align: [] }], // 对齐方式
              ["clean"], // 清除文本格式
              // ["link","image"], // 链接、图片、视频
              // [
              //   { table: 'TD' },
              //   { 'table-insert-row': 'TIR' },
              //   { 'table-insert-column': 'TIC' },
              //   { 'table-delete-row': 'TDR' },
              //   { 'table-delete-column': 'TDC' }
              // ]
            ],
            handlers: {
              table: function (val) {
                this.quill.getModule('table').insertTable(3, 3)
              },
              'table-insert-row': function () {
                this.quill.getModule('table').insertRowBelow()
              },
              'table-insert-column': function () {
                this.quill.getModule('table').insertColumnRight()
              },
              'table-delete-row': function () {
                this.quill.getModule('table').deleteRow()
              },
              'table-delete-column': function () {
                this.quill.getModule('table').deleteColumn()
              }
            }
          },
          table: false,  // disable table module
          'better-table': {
            operationMenu: {
              items: {
                unmergeCells: {
                  text: 'Another unmerge cells name'
                }
              },
              color: {
                colors: ['green', 'red', 'yellow', 'blue', 'white'],
                text: 'Background Colors:'
              }
            }
            // operationMenu: {
            //   items: {
            //     unmergeCells: {
            //       text: 'Another unmerge cells name'
            //     }
            //   }
            // }
          },
          keyboard: {
            bindings: QuillBetterTable.keyboardBindings
          }
        },
        // readOnly: true, //是否只读
        placeholder: ''
      }
    }
  },
  methods: {
    addQuillTitle() {
      const oToolBar = document.querySelector('.ql-toolbar')
      const aButton = oToolBar.querySelectorAll('button')
      const aSelect = oToolBar.querySelectorAll('select')
      aButton.forEach(function (item) {
        if (item.className === 'ql-script') {
          item.value === 'sub' ? (item.title = '下标') : (item.title = '上标')
        } else if (item.className === 'ql-indent') {
          item.value === '+1' ? (item.title = '向右缩进') : (item.title = '向左缩进')
        } else {
          item.title = titleConfig[item.classList[0]]
        }
      })
      aSelect.forEach(function (item) {
        item.parentNode.title = titleConfig[item.classList[0]]
      })
    },
    getContentData() {
      return this.quill.getContents()
    }
  },
  mounted() {
    const dom = this.$el.querySelector('.editor')
    Quill.register({
      'modules/better-table': QuillBetterTable
    }, true)
    this.quill = new Quill(dom, this.options)

    // this.quill.setContents(this.value) //detla格式数据
    // this.quill.setText(this.value) //纯文本
    this.quill.clipboard.dangerouslyPasteHTML(0, this.value)  // html格式数据
    this.quill.on('text-change', () => {
      // console.log(this.quill.getContents())//detla格式数据
      // this.$emit('contentData', this.quill.getContents())
      // console.log(this.quill.root.innerHTML)//html格式数据
      this.$emit('contentData', this.quill.root.innerHTML)
    })
    this.$el.querySelector(
      '.ql-table-insert-row'
    ).innerHTML = `<svg t="1591862376726" class="icon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="6306" width="18" height="200"><path d="M500.8 604.779L267.307 371.392l-45.227 45.27 278.741 278.613L779.307 416.66l-45.248-45.248z" p-id="6307"></path></svg>`
    this.$el.querySelector(
      '.ql-table-insert-column'
    ).innerHTML = `<svg t="1591862238963" class="icon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="6509" width="18" height="200"><path d="M593.450667 512.128L360.064 278.613333l45.290667-45.226666 278.613333 278.762666L405.333333 790.613333l-45.226666-45.269333z" p-id="6510"></path></svg>`
    this.$el.querySelector(
      '.ql-table-delete-row'
    ).innerHTML = `<svg t="1591862253524" class="icon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="6632" width="18" height="200"><path d="M500.8 461.909333L267.306667 695.296l-45.226667-45.269333 278.741333-278.613334L779.306667 650.026667l-45.248 45.226666z" p-id="6633"></path></svg>`
    this.$el.querySelector(
      '.ql-table-delete-column'
    ).innerHTML = `<svg t="1591862261059" class="icon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="6755" width="18" height="200"><path d="M641.28 278.613333l-45.226667-45.226666-278.634666 278.762666 278.613333 278.485334 45.248-45.269334-233.365333-233.237333z" p-id="6756"></path></svg>`
    this.addQuillTitle()
  },
  activated() {
    this.quill.setContents({})
  }
}
</script>
